$OpenBSD: patch-arch_mips_machine_h,v 1.1 2012/10/14 20:18:56 landry Exp $

Let the MIPS backend build on OpenBSD.

--- arch/mips/machine.h.orig	Sun Mar  9 16:06:31 2003
+++ arch/mips/machine.h	Wed Oct  3 20:28:31 2012
@@ -31,8 +31,10 @@
 #endif
 
 /* cache flush stuff */
-#ifdef ultrix
+#if defined(ultrix)
 #include <mips/cachectl.h>
+#elif defined(__OpenBSD__)
+#include <mips64/sysarch.h>
 #else
 /* works on Irix */
 #include <sys/cachectl.h>
